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Analysis

  • max time kernel
    0s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/01/2024, 13:45

General

  • Target

    3eb04652a3a57731b166a03425639ddd.exe

  • Size

    512KB

  • MD5

    3eb04652a3a57731b166a03425639ddd

  • SHA1

    0dab4b6bdd78b3495bab0ed32ca24d9d4d25d23f

  • SHA256

    cfb4d6ee578e544d7eebf0d054801c482878b0aa1bf6187ed236db3b8da6a8ca

  • SHA512

    215b4b65d4a40eb000f42d5c218c34b5b2205d6bd513989dbf37d418f4feb88844b7f3641eaa9fe46f6810516dab8bd4febe757e241c309bb8bff6e45382280b

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6l:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm54

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 8 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies registry class 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3eb04652a3a57731b166a03425639ddd.exe
    "C:\Users\Admin\AppData\Local\Temp\3eb04652a3a57731b166a03425639ddd.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3792
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Windows\mydoc.rtf" /o ""
      2⤵
        PID:5112
      • C:\Windows\SysWOW64\qbfjejybgdqnt.exe
        qbfjejybgdqnt.exe
        2⤵
        • Executes dropped EXE
        PID:2268
      • C:\Windows\SysWOW64\qbvkrxsl.exe
        qbvkrxsl.exe
        2⤵
        • Executes dropped EXE
        PID:1716
      • C:\Windows\SysWOW64\wlluocbnfdbufqf.exe
        wlluocbnfdbufqf.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:1504
      • C:\Windows\SysWOW64\qogderbqaa.exe
        qogderbqaa.exe
        2⤵
        • Executes dropped EXE
        PID:1528
    • C:\Windows\SysWOW64\qbvkrxsl.exe
      C:\Windows\system32\qbvkrxsl.exe
      1⤵
        PID:3136

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3792-0-0x0000000000400000-0x0000000000496000-memory.dmp

        Filesize

        600KB

      • memory/5112-39-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

        Filesize

        2.0MB

      • memory/5112-41-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

        Filesize

        2.0MB

      • memory/5112-44-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

        Filesize

        2.0MB

      • memory/5112-48-0x00007FFE9FC50000-0x00007FFE9FC60000-memory.dmp

        Filesize

        64KB

      • memory/5112-50-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

        Filesize

        2.0MB

      • memory/5112-53-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

        Filesize

        2.0MB

      • memory/5112-54-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

        Filesize

        2.0MB

      • memory/5112-55-0x00007FFE9FC50000-0x00007FFE9FC60000-memory.dmp

        Filesize

        64KB

      • memory/5112-56-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

        Filesize

        2.0MB

      • memory/5112-57-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

        Filesize

        2.0MB

      • memory/5112-58-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

        Filesize

        2.0MB

      • memory/5112-59-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

        Filesize

        2.0MB

      • memory/5112-52-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

        Filesize

        2.0MB

      • memory/5112-51-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

        Filesize

        2.0MB

      • memory/5112-49-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

        Filesize

        2.0MB

      • memory/5112-47-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

        Filesize

        2.0MB

      • memory/5112-46-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

        Filesize

        2.0MB

      • memory/5112-42-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

        Filesize

        2.0MB

      • memory/5112-40-0x00007FFEA1DD0000-0x00007FFEA1DE0000-memory.dmp

        Filesize

        64KB

      • memory/5112-38-0x00007FFEA1DD0000-0x00007FFEA1DE0000-memory.dmp

        Filesize

        64KB

      • memory/5112-36-0x00007FFEA1DD0000-0x00007FFEA1DE0000-memory.dmp

        Filesize

        64KB

      • memory/5112-37-0x00007FFEA1DD0000-0x00007FFEA1DE0000-memory.dmp

        Filesize

        64KB

      • memory/5112-35-0x00007FFEA1DD0000-0x00007FFEA1DE0000-memory.dmp

        Filesize

        64KB

      • memory/5112-122-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

        Filesize

        2.0MB

      • memory/5112-146-0x00007FFEA1DD0000-0x00007FFEA1DE0000-memory.dmp

        Filesize

        64KB

      • memory/5112-149-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

        Filesize

        2.0MB

      • memory/5112-148-0x00007FFEE1D50000-0x00007FFEE1F45000-memory.dmp

        Filesize

        2.0MB

      • memory/5112-147-0x00007FFEA1DD0000-0x00007FFEA1DE0000-memory.dmp

        Filesize

        64KB

      • memory/5112-145-0x00007FFEA1DD0000-0x00007FFEA1DE0000-memory.dmp

        Filesize

        64KB

      • memory/5112-144-0x00007FFEA1DD0000-0x00007FFEA1DE0000-memory.dmp

        Filesize

        64KB